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Backing Up Your Machines

The
oft-neglected process of backing up your machines and the critical
data they contain is perhaps the most effective insurance policy you
can take out for your business. It’s like exercise:
although nearly everyone knows that it’s an
excellent idea and vital to health, not everyone does it.
Fortunately, Server 2003 includes a backup utility in the box which
performs this function at a basic level. This section will discuss
how to use the GUI frontend, Backup, and how to access the same
features from the command-line using the core NTBACKUP program for
enhanced automation possibilities.

NTBACKUP can perform several different types of backups.

Copy

Copies all selected files but does
not mark each file with a cleared archive attribute. Copy backups can
be performed completely independently of other backup procedures
without affecting their sets.

Daily

A
daily backup backs up all files modified since the last day. With a
daily backup, the archive attribute is not cleared.

Differential

A differential backup copies new files and
other files modified since the last normal or incremental backup. It
does not mark files as having been backed up. To restore a complete
backup, you’ll need the last normal backup (covered
later) in addition to the last incremental backup.

Incremental

An incremental backup backs up files created or modified since the last normal or the last incremental backup. It does mark files as having been backed up. To restore a complete backup, ...

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